18 Types of Fish

They’re some of the most diverse animals in existence, found all around the world, capable of adapting to both warm and cold water.  There are more than 34,000 species of fish and (clearly)...

21 Animals That Glow in the Dark

The traits of glowing in the dark are called bioluminescence and biofluorescence, and they’re more common in nature than people think. In fact, some animals found ways to utilize this ability for...